Why do we use metal for this bag?
It needs to be strong.
It needs to be smooth.
It needs to be light.
It needs to be flexible.
What kind of material do we need for a raincoat?
Metal because it is shiny.
Plastic because it is waterproof.
Paper because it is light.
Wood because it is opaque
A sponge is ..........
absorbent
What kind of material do we need for a backpack?
Glass because it is transparent.
wood because it is stiff.
cloth because it is light.
Rock because it is strong.
Name one property of cotton.
transparent
soft
rough
hard
An umbrella is absorbent.
true
false
Name one property of this paper.
transparent
waterproof
light
easily washable
Name one property of plastic.
rough
waterproof
heavy
hard
Name one property of this metal.
insulating
transparent
stretchy
opaque
Rainboots are ........
waterproof
this material is: nsiltgauin
insulating
metal is: nuocdgtnic
conducting
Name one property of rock
easy to make
light
transparent
strong